An annotation item that displays formated text. More...

#include <qgstextannotationitem.h>

Inheritance diagram for QgsTextAnnotationItem:

Collaboration diagram for QgsTextAnnotationItem:

Public Member Functions
	QgsTextAnnotationItem (QgsMapCanvas *canvas)
	~QgsTextAnnotationItem ()
QTextDocument *	document () const
	Returns document (caller takes ownership)
void	setDocument (const QTextDocument *doc)
	Sets document (does not take ownership)
void	writeXML (QDomDocument &doc) const
void	readXML (const QDomDocument &doc, const QDomElement &itemElem)
void	paint (QPainter *painter)
	function to be implemented by derived classes
Public Member Functions inherited from QgsAnnotationItem
	QgsAnnotationItem (QgsMapCanvas *mapCanvas)
virtual	~QgsAnnotationItem ()
void	updatePosition ()
	called on changed extent or resize event to update position of the item
QRectF	boundingRect () const
	default implementation for canvas items
virtual QSizeF	minimumFrameSize () const
QgsAnnotationItem::MouseMoveAction	moveActionForPosition (const QPointF &pos) const
	Returns the mouse move behaviour for a given position.
Qt::CursorShape	cursorShapeForAction (MouseMoveAction moveAction) const
	Returns suitable cursor shape for mouse move action.
void	setMapPositionFixed (bool fixed)
bool	mapPositionFixed () const
virtual void	setMapPosition (const QgsPoint &pos)
QgsPoint	mapPosition () const
void	setFrameSize (const QSizeF &size)
QSizeF	frameSize () const
void	setOffsetFromReferencePoint (const QPointF &offset)
QPointF	offsetFromReferencePoint () const
void	setMarkerSymbol (QgsMarkerSymbolV2 *symbol)
	Set symbol that is drawn on map position.
const QgsMarkerSymbolV2 *	markerSymbol () const
void	setFrameBorderWidth (double w)
double	frameBorderWidth () const
void	setFrameColor (const QColor &c)
QColor	frameColor () const
void	setFrameBackgroundColor (const QColor &c)
QColor	frameBackgroundColor () const
void	_writeXML (QDomDocument &doc, QDomElement &itemElem) const
void	_readXML (const QDomDocument &doc, const QDomElement &annotationElem)
Public Member Functions inherited from QgsMapCanvasItem
void	setPanningOffset (const QPoint &point)
	sets current offset, to be called from QgsMapCanvas
QgsRectangle	rect () const
	returns canvas item rectangle
void	setRect (const QgsRectangle &r)
	sets canvas item rectangle
QgsPoint	toMapCoordinates (const QPoint &point)
	transformation from screen coordinates to map coordinates
QPointF	toCanvasCoordinates (const QgsPoint &point)
	transformation from map coordinates to screen coordinates

Private Attributes
QTextDocument *	mDocument

Additional Inherited Members
Public Types inherited from QgsAnnotationItem
enum	MouseMoveAction { NoAction, MoveMapPosition, MoveFramePosition, ResizeFrameUp, ResizeFrameDown, ResizeFrameLeft, ResizeFrameRight, ResizeFrameLeftUp, ResizeFrameRightUp, ResizeFrameLeftDown, ResizeFrameRightDown }
Protected Member Functions inherited from QgsAnnotationItem
void	updateBoundingRect ()
void	updateBalloon ()
	Check where to attach the balloon connection between frame and map point.
void	drawFrame (QPainter *p)
void	drawMarkerSymbol (QPainter *p)
void	drawSelectionBoxes (QPainter *p)
QLineF	segment (int index)
	Returns frame width in painter units.
QPointF	pointOnLineWithDistance (const QPointF &startPoint, const QPointF &directionPoint, double distance) const
	Returns a point on the line from startPoint to directionPoint that is a certain distance away from the starting point.
double	scaledSymbolSize () const
	Returns the symbol size scaled in (mapcanvas) pixels.
Protected Attributes inherited from QgsAnnotationItem
bool	mMapPositionFixed
	True: the item stays at the same map position, False: the item stays on same screen position.
QgsPoint	mMapPosition
	Map position (in case mMapPositionFixed is true)
QPointF	mOffsetFromReferencePoint
	Describes the shift of the item content box to the reference point.
QSizeF	mFrameSize
	Size of the frame (without balloon)
QRectF	mBoundingRect
	Bounding rect (including item frame and balloon)
QgsMarkerSymbolV2 *	mMarkerSymbol
	Point symbol that is to be drawn at the map reference location.
double	mFrameBorderWidth
	Width of the frame.
QColor	mFrameColor
	Frame / balloon color.
QColor	mFrameBackgroundColor
int	mBalloonSegment
	Segment number where the connection to the map point is attached.
QPointF	mBalloonSegmentPoint1
	First segment point for drawing the connection (ccw direction)
QPointF	mBalloonSegmentPoint2
	Second segment point for drawing the balloon connection (ccw direction)